Born in 1957, Korean (South Korea)

Member of the UN International Law Commission (2012-2016, 2017-2021)
Member of the INLEX (international nuclear liability experts group), IAEA (2011 - now)
Vice-Chair, Nuclear Law Committee, OECD/NEA (2009 - now)
Diploma, The Hague Academy of International Law (1988)
Docteur en droit (nouveau régime), Paris II, France (1989), Prix Ernest Lémonon, Académie des sciences morales et politiques
Lecture at The Hague Academy of International Law (2013), 'La Protection des personnes en cas de catastrophes'

Current research theme: cyberspace security questions, self-determination, law of treaties, international humanitarian law